4.50 GLOWPLUG/START SWITCH S2 MAINTENANCE.

INSTALLATION - TM-9-6115-668-13_258

4.51 MASTER SWITCH S1 MAINTENANCE

TM-9-6115-668-13 5Kw 28VDC Auxiliary Power Unit (APU) MEP 952B Manual
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TM 9-6115-668-13 4.50 GLOWPLUG/START SWITCH S2 MAINTENANCE. This task covers: a. Removal b. installation TOOLS Equipment Conditions General Mechanic’s Tool Kit Reference (item 2, appendix B) Generator Set 150 kW shut Automotive Fuel and Electrical System Repair, Tool Kit down, (item 3, appendix B) paragraph 2.5.2 Materials/Parts Cable ties (item 10, appendix E) Disconnect the negative battery cable first and then the positive bat- tery terminal cables. Failure to observe this warning could result in se- vere personal injury or death. Tag ail cables prior to removal to ensure correct connection of the cables during installation. 1. Open flap (2, figure 4-48) on unit hood assembly (1). 2. Open front panel (4) on control cabinet assembly (3) and secure with prop (5). 3. Record labeling and position of cables (39) to terminals (40) of GLOWPLUG/START switch S2 (38). 4. Loosen screws (40) and remove cables (39) from GLOWPLUG/START switch S2 (38). 5. Remove nut (37) from GLOWPLUG/START switch S2 (38) and pull GLOWPLUG/START switch S2 (38) from rear of front panel (4). 1. Install GLOWPLUG/START switch S2 (38) through the rear of front panel (4) and install nut (37) on GLOWPLUG/START switch S2 (38). 2. install cables (39) on terminals of GLOWPLUG/START switch S2 (38), noting correct labeling and position, and tighten screw (38). 3. Stow prop (5) and close front panel (4). 4. Close flap (2). 4 - 1 2 5

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